# #684b86

A color — cool, muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#684b86`
- RGB: rgb(104, 75, 134)
- HSL: hsl(269, 28%, 41%)
- OKLCH: oklch(0.469 0.098 305.6)
- Relative luminance: 0.097
- Nearest named color: Grapes of Italy (#714a8b, Δ 1.829) — https://brandsweets.com/colors/grapes-of-italy
- Moods: cool, muted
- Page: https://brandsweets.com/colors/684b86

## Tints & shades

- Tints (toward white): #775699, #8362a7, #9376b2, #a289bd, #b29dc8, #bfadd1, #cec1dc, #ded5e7, #eae5f0, #faf8fb
- Shades (toward black): #5d4479, #563e6f, #4c3762, #423055, #3a2a4b, #30233e, #261c31, #1c1424, #140f1a, #0a070d

## Harmonies

- Complementary: #6a864b
- Analogous: #4b4c86, #854b86
- Triadic: #86684b, #4b8668
- Split-complementary: #86854b, #4c864b
- Tetradic: #864b4c, #6a864b, #4b8685

## Colors that go with #684b86

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #684b86: softer than #000 and cool enough to feel like part of the same palette. Seen in: Harbour (https://brandsweets.com/palettes/cool#harbour), Hinge (https://brandsweets.com/colors/brands/hinge-co), Amazon (https://brandsweets.com/colors/brands/amazon-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com). — https://brandsweets.com/colors/charcoal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #684b86: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/seagreen
- **Crimson** #dc143c [pool] — Crimson is paired with #684b86 in 8 real palettes, including Wells Fargo's brand system and Walgreens's brand system, as the lead colour. Seen in: Wells Fargo (https://brandsweets.com/colors/brands/wellsfargo-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #684b86: 10 real palettes, including HP's brand system and Hinge's brand system, as the accent. Seen in: HP (https://brandsweets.com/colors/brands/hp-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), The New York Times (https://brandsweets.com/colors/brands/nytimes-com), Dutch Bros (https://brandsweets.com/colors/brands/dutchbros-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Lufthansa's brand system and Fintech Trust put Midnight Blue beside #684b86, as the lead colour. Seen in: Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), FIFA (https://brandsweets.com/colors/brands/fifa-com), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #684b86 in 10 real palettes, including Stripe's brand system and Console Light, as the accent. Seen in: Stripe (https://brandsweets.com/colors/brands/stripe), Console Light (https://brandsweets.com/palettes/technical#console-light), GitHub (https://brandsweets.com/colors/brands/github), Subaru (https://brandsweets.com/colors/brands/subaru-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #684b86 in 9 real palettes, including Dusk and Superhuman's brand system, as that palette's text colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), GitHub (https://brandsweets.com/colors/brands/github), Datadog (https://brandsweets.com/colors/brands/datadoghq-com). — https://brandsweets.com/colors/taupe
- **Tomato** #ff6347 [pool] — 4 real palettes, including Golden Hour and Fivetran blue's brand system put Tomato beside #684b86, as the supporting colour. Seen in: Golden Hour (https://brandsweets.com/palettes/warm#golden-hour), Fivetran blue (https://brandsweets.com/colors/brands/fivetran-com), GitLab (https://brandsweets.com/colors/brands/gitlab), Harley-Davidson (https://brandsweets.com/colors/brands/harley-davidson-com). — https://brandsweets.com/colors/tomato

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 7.14:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.94:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #8969ab (4.67:1); AA: background → #cfcfcf (4.59:1); AAA: text → #a58dbf (7.16:1); AAA: background → #ffffff (7.14:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/684b86-b49cc4-cbcb62-2c1f2d-e9e9f1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#684b86" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.